00514nam a22001697a 4500 37628 37628 240129b ||||| |||| 00| 0 eng d Verma, P.S. 2767 Environmental Biology : principles of ecology / P. S. Verma and V K Agarwal2 2nd ed. New Delhi S.Chand c2021. viii, 591p. ills. includes Glosary,bibliographical references and index Ecology 423 Biology 670 V K Agarwal BK 0 0 lcc 0 0 NFIC MAIN MAIN OOER 2024-01-29 PHC 0 QH 541 .V47 2021 00049246 2024-01-29 00:00:00 1 2024-01-29 BK